staging:comedi: Fix sparse warnings

This patch fixes the following sparse warnings:

drivers/staging/comedi/drivers/gsc_hpdi.c:367:53: warning: incorrect type in assignment (different base types)
drivers/staging/comedi/drivers/gsc_hpdi.c:367:53:    expected unsigned int volatile [unsigned] [usertype] pci_start_addr
drivers/staging/comedi/drivers/gsc_hpdi.c:367:53:    got restricted __le32 [usertype] <noident>
drivers/staging/comedi/drivers/gsc_hpdi.c:370:55: warning: incorrect type in assignment (different base types)
drivers/staging/comedi/drivers/gsc_hpdi.c:370:55:    expected unsigned int volatile [unsigned] [usertype] local_start_addr
drivers/staging/comedi/drivers/gsc_hpdi.c:370:55:    got restricted __le32 [usertype] <noident>
drivers/staging/comedi/drivers/gsc_hpdi.c:371:52: warning: incorrect type in assignment (different base types)
drivers/staging/comedi/drivers/gsc_hpdi.c:371:52:    expected unsigned int volatile [unsigned] [usertype] transfer_size
drivers/staging/comedi/drivers/gsc_hpdi.c:371:52:    got restricted __le32 [usertype] <noident>
drivers/staging/comedi/drivers/gsc_hpdi.c:373:43: warning: incorrect type in assignment (different base types)
drivers/staging/comedi/drivers/gsc_hpdi.c:373:43:    expected unsigned int volatile [unsigned] [usertype] next
drivers/staging/comedi/drivers/gsc_hpdi.c:373:43:    got restricted __le32 [usertype] <noident>
drivers/staging/comedi/drivers/gsc_hpdi.c:390:39: warning: incorrect type in assignment (different base types)
drivers/staging/comedi/drivers/gsc_hpdi.c:390:39:    expected unsigned int volatile [unsigned] [usertype] next
drivers/staging/comedi/drivers/gsc_hpdi.c:390:39:    got restricted __le32 [usertype] <noident>
drivers/staging/comedi/drivers/gsc_hpdi.c:704:15: warning: cast to restricted __le32
drivers/staging/comedi/drivers/gsc_hpdi.c:707:15: warning: cast to restricted __le32
drivers/staging/comedi/drivers/cb_pcidas64.c:1495:56: warning: incorrect type in assignment (different base types)
drivers/staging/comedi/drivers/cb_pcidas64.c:1495:56:    expected unsigned int volatile [unsigned] [usertype] pci_start_addr
drivers/staging/comedi/drivers/cb_pcidas64.c:1495:56:    got restricted __le32 [usertype] <noident>
drivers/staging/comedi/drivers/cb_pcidas64.c:1498:66: warning: incorrect type in assignment (different base types)
drivers/staging/comedi/drivers/cb_pcidas64.c:1498:66:    expected unsigned int volatile [unsigned] [usertype] local_start_addr
drivers/staging/comedi/drivers/cb_pcidas64.c:1498:66:    got restricted __le32 [usertype] <noident>
drivers/staging/comedi/drivers/cb_pcidas64.c:1502:66: warning: incorrect type in assignment (different base types)
drivers/staging/comedi/drivers/cb_pcidas64.c:1502:66:    expected unsigned int volatile [unsigned] [usertype] local_start_addr
drivers/staging/comedi/drivers/cb_pcidas64.c:1502:66:    got restricted __le32 [usertype] <noident>
drivers/staging/comedi/drivers/cb_pcidas64.c:1505:55: warning: incorrect type in assignment (different base types)
drivers/staging/comedi/drivers/cb_pcidas64.c:1505:55:    expected unsigned int volatile [unsigned] [usertype] transfer_size
drivers/staging/comedi/drivers/cb_pcidas64.c:1505:55:    got restricted __le32 [usertype] <noident>
drivers/staging/comedi/drivers/cb_pcidas64.c:1506:46: warning: incorrect type in assignment (different base types)
drivers/staging/comedi/drivers/cb_pcidas64.c:1506:46:    expected unsigned int volatile [unsigned] [usertype] next
drivers/staging/comedi/drivers/cb_pcidas64.c:1506:46:    got restricted __le32 [usertype] <noident>
drivers/staging/comedi/drivers/cb_pcidas64.c:1515:64: warning: incorrect type in assignment (different base types)
drivers/staging/comedi/drivers/cb_pcidas64.c:1515:64:    expected unsigned int volatile [unsigned] [usertype] pci_start_addr
drivers/staging/comedi/drivers/cb_pcidas64.c:1515:64:    got restricted __le32 [usertype] <noident>
drivers/staging/comedi/drivers/cb_pcidas64.c:1517:66: warning: incorrect type in assignment (different base types)
drivers/staging/comedi/drivers/cb_pcidas64.c:1517:66:    expected unsigned int volatile [unsigned] [usertype] local_start_addr
drivers/staging/comedi/drivers/cb_pcidas64.c:1517:66:    got restricted __le32 [usertype] <noident>
drivers/staging/comedi/drivers/cb_pcidas64.c:1520:63: warning: incorrect type in assignment (different base types)
drivers/staging/comedi/drivers/cb_pcidas64.c:1520:63:    expected unsigned int volatile [unsigned] [usertype] transfer_size
drivers/staging/comedi/drivers/cb_pcidas64.c:1520:63:    got restricted __le32 [usertype] <noident>
drivers/staging/comedi/drivers/cb_pcidas64.c:1521:54: warning: incorrect type in assignment (different base types)
drivers/staging/comedi/drivers/cb_pcidas64.c:1521:54:    expected unsigned int volatile [unsigned] [usertype] next
drivers/staging/comedi/drivers/cb_pcidas64.c:1521:54:    got restricted __le32 [usertype] <noident>
drivers/staging/comedi/drivers/cb_pcidas64.c:2540:63: warning: incorrect type in assignment (different base types)
drivers/staging/comedi/drivers/cb_pcidas64.c:2540:63:    expected unsigned int volatile [unsigned] [usertype] transfer_size
drivers/staging/comedi/drivers/cb_pcidas64.c:2540:63:    got restricted __le32 [usertype] <noident>
drivers/staging/comedi/drivers/cb_pcidas64.c:2890:58: warning: incorrect type in assignment (different base types)
drivers/staging/comedi/drivers/cb_pcidas64.c:2890:58:    expected unsigned int volatile [unsigned] [usertype] transfer_size
drivers/staging/comedi/drivers/cb_pcidas64.c:2890:58:    got restricted __le32 [usertype] <noident>
drivers/staging/comedi/drivers/cb_pcidas64.c:2893:21: warning: cast to restricted __le32
drivers/staging/comedi/drivers/cb_pcidas64.c:2895:49: warning: incorrect type in assignment (different base types)
drivers/staging/comedi/drivers/cb_pcidas64.c:2895:49:    expected unsigned int volatile [unsigned] [usertype] next
drivers/staging/comedi/drivers/cb_pcidas64.c:2895:49:    got restricted __le32 [usertype] <noident>
drivers/staging/comedi/drivers/cb_pcidas64.c:2898:21: warning: cast to restricted __le32
drivers/staging/comedi/drivers/cb_pcidas64.c:2900:54: warning: incorrect type in assignment (different base types)
drivers/staging/comedi/drivers/cb_pcidas64.c:2900:54:    expected unsigned int volatile [unsigned] [usertype] next
drivers/staging/comedi/drivers/cb_pcidas64.c:2900:54:    got restricted __le32 [usertype] <noident>
Signed-off-by: Himangi Saraogi <himangi774@gmail.com>
Signed-off-by: Peter P Waskiewicz Jr <peter.p.waskiewicz.jr@intel.com>

drivers/staging/comedi/drivers/plx9080.h

@@ -29,13 +29,13 @@
 
 /*  descriptor block used for chained dma transfers */
 struct plx_dma_desc {
-	volatile uint32_t pci_start_addr;
-	volatile uint32_t local_start_addr;
+	__le32 pci_start_addr;
+	__le32 local_start_addr;
 	/* transfer_size is in bytes, only first 23 bits of register are used */
-	volatile uint32_t transfer_size;
+	__le32 transfer_size;
 	/* address of next descriptor (quad word aligned), plus some
 	 * additional bits (see PLX_DMA0_DESCRIPTOR_REG) */
-	volatile uint32_t next;
+	__le32 next;
 };
 
 /**********************************************************************